Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual rede sem fio foi usada por monitores LCD com 4 GB de armazenamento interno?
 ###Tabelas: CREATE TABLE great_little_railways (great_little_railways_id AUTO_INCREMENT PRIMARY KEY, Episode No. INT, Episode Title VARCHAR, UK Broadcast Date VARCHAR, Narrator VARCHAR, Writer VARCHAR, Details of Journey VARCHAR, Countries Visited VARCHAR) CREATE TABLE stk200_starter_kit (stk200_starter_kit_id AUTO_INCREMENT PRIMARY KEY, Chip VARCHAR, Flash size VARCHAR, EEPROM INT, SRAM INT, Frequency [MHz] INT, Package VARCHAR) CREATE TABLE characteristics_of_telephone_cable_as_a_function_of_frequency (characteristics_of_telephone_cable_as_a_function_of_frequency_id AUTO_INCREMENT PRIMARY KEY, Frequency (Hz) VARCHAR, R (Ω/km) VARCHAR, L (mH/km) VARCHAR, G (μS/km) VARCHAR, C (nF/km) VARCHAR) CREATE TABLE non-electronic-paper_displays (non-electronic-paper_displays_id AUTO_INCREMENT PRIMARY KEY, Maker VARCHAR, Model VARCHAR, Intro year VARCHAR, Screen size (inch) VARCHAR, Screen type VARCHAR, Weight VARCHAR, Screen pixels VARCHAR, Hours reading VARCHAR, Touch screen VARCHAR, Wireless network VARCHAR, Internal storage VARCHAR, Card reader slot VARCHAR) CREATE TABLE available_drum_sets (available_drum_sets_id AUTO_INCREMENT PRIMARY KEY, DrumSet Name VARCHAR, Product Line VARCHAR, Years Available VARCHAR, Drum Module VARCHAR, KickDrum Pad VARCHAR, Snare Pad VARCHAR, Tom-Tom Pads VARCHAR, Hi-HatPad/ Controller VARCHAR, CrashandRide CymbalPads VARCHAR, DrumStand (oftenoptional) VARCHAR)  
SELECT Wireless network FROM non-electronic-paper_displays WHERE Screen type = lcd AND Internal storage = 4 gb